Sumali sa IDNStudy.com at makuha ang mabilis at kaugnay na mga sagot. Sumali sa aming platform ng tanong at sagot upang makatanggap ng mabilis at eksaktong tugon mula sa mga propesyonal sa iba't ibang larangan.

How to add/ subtract rational number?

Sagot :

☆Addition
¤ To add two positive or negative number the sign number of the sum is the sam
¤ If you add two different signed number you must subtract it
¤If however you add two different signed number look at what is the greater number and copy its sign to your sum

☆Subtraction
¤If your numbers is the same sign just subtract it and copy the sign
¤If your numbers sign is different change the operation to additiom and change your subtrahend to the opposite sign
¤ If however there are three more factors count the factors negative number and if it is odd it is negatibe and if even positive